# Open Exoplanet Catalogue derivative

Source: https://github.com/OpenExoplanetCatalogue/open_exoplanet_catalogue/tree/1cec3052811da40dfba7d65ccba2ddcc7b8a3974. Copyright (C) 2012 Hanno Rein. OEC field-layer redistribution notice: LICENSE-OEC.txt (including scientific-publication citation condition). Original source/data/notice hashes, modifications and NASA upstream lineage are retained in manifest.json. This new licensed OEC derivative does not reuse the held Science NASA pack. No images, private data or provider calls are included.

The adapted host-link layer uses AT-HYG 3.3 and HYG 4.4 by David Nash / Astronomy Nexus, https://codeberg.org/astronexus/athyg and https://codeberg.org/astronexus/hyg, under CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/. Exact hashes and source-qualified IDs are retained; modifications are explicit conservative alias reconciliation, with no source-field overlay. Preserve these attributions and ShareAlike terms for that derived layer. Application code is separately licensed.

Solar source Sun.xml is excluded in favor of the separate JPL/IAU factual pack. Exoplanet appearances are inferred illustrations. Source labels are not current independent confirmation. Missing phase/frame/orbital inputs remain missing.